Cruise planning may seem like an ordinary task for oceanographers, but it actually involves logical and strategic thinking, collaboration, and multidisciplinary work. The "Challenger" expedition, led by Charles Wyville Thomson from 1872 to 1876, was the first to be fully dedicated to understanding oceans (Rice et al. 1999) and was…

A simple teaching model, designed to show rapidly which are the principal factors in population growth and how they are related, is presented. The apparatus described allows students to play several different active roles. (MP)

Describes an interdisciplinary survival project that piques middle school students' imaginations as it tests their problem solving and critical thinking skills in a survival setting. The futuristic time travel project integrates subject areas and fosters skills in communication, cooperation, and group decision making. (SM)